22000000022 has 96 divisors (see below), whose sum is σ = 46993900800. Its totient is φ = 7495519680.

The previous prime is 22000000021. The next prime is 22000000031.

22000000022 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 21999999946 and 22000000009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000000021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 392129 + ... + 444707.

It is an arithmetic number, because the mean of its divisors is an integer number (489519800).

Almost surely, 2^22000000022 is an apocalyptic number.

22000000022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22000000022 is an abundant number, since it is smaller than the sum of its proper divisors (24993900778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000000022 is a wasteful number, since it uses less digits than its factorization.

22000000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52642 (or 52631 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

It can be divided in two parts, 220000000 and 22, that added together give a palindrome (220000022).

The spelling of 22000000022 in words is "twenty-two billion, twenty-two", and thus it is an aban number and an uban number.